Locking a Habit, Task, or Smart 1:1:
Navigate to event associated with a Habit, Task, or Smart 1:1 in Google Calendar and click on it.
Click the Lock icon.
Once locked, the event will mark itself as busy (if it's not already) and won't move if overbooked.
Unlocking a Habit, Task, or Smart 1:1:
Navigate to a locked event (marked with 🔒 on Google Calendar) and click on it.
Click the Unlock icon.
Once unlocked, the event will return control to Reclaim and will automatically reschedule if overbooked.